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CN-122015392-A - Refrigerator with a refrigerator body

CN122015392ACN 122015392 ACN122015392 ACN 122015392ACN-122015392-A

Abstract

The application discloses a refrigerator, belongs to the technical field of refrigeration equipment, and aims to solve the technical problem of low heat dissipation efficiency of a compressor bin in a related refrigerator. The refrigerator is characterized in that a heat dissipation air duct, a refrigeration air duct and a defrosting air duct are formed on an air return piece, the heat dissipation air duct is communicated with an evaporation bin and a press bin, the refrigeration air duct is communicated with a refrigeration compartment and the heat dissipation air duct, the defrosting air duct is communicated with the evaporation bin and the heat dissipation air duct, a defrosting air door is used for controlling the on-off of the defrosting air duct and the heat dissipation air duct, and the refrigeration air door is used for controlling the on-off of the refrigeration air duct and the heat dissipation air duct. When the refrigerator is in a heat radiation mode, the refrigeration air door and the defrosting air door are closed, so that the temperature in the press bin is reduced through the cold quantity of the evaporator, and the heat radiation efficiency of the refrigerator to the press bin is improved. When the refrigerator is in a refrigerating mode, the refrigerating air door is opened, the defrosting air door is closed, cold air in the refrigerating room flows to the compressor bin through the refrigerating air duct and the radiating air duct, so that the temperature in the compressor bin is rapidly reduced, and the radiating efficiency of the compressor bin is improved.

Inventors

  • ZHANG SHOUJIE
  • ZHANG JIBAO
  • HAN LILI
  • ZHOU SHUOSHUO
  • LI DEZHI
  • SONG LEILEI
  • Sun Pengzeng

Assignees

  • 海信冰箱有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (10)

  1. 1. A refrigerator, comprising: a case (10) formed with a refrigeration compartment (101), an evaporation bin (1121), and a press bin (131); an evaporator (210) provided in the evaporation bin (1121); a compressor (220) provided in the press bin (131); A condenser (230) provided in the press bin (131); A communication member (70) configured with a fluid passage (701), the fluid passage (701) communicating the evaporation bin (1121) and the press bin (131) respectively; return air piece (40), connect in box (10), return air piece (40) are constructed and are had: a heat dissipation air duct (410) which communicates the evaporation bin (1121) with the press bin (131); A cooling air duct (420) communicating the cooling compartment (101) with the heat dissipation air duct (410); a defrosting air duct (430) which communicates the evaporation bin (1121) with the heat dissipation air duct (410); The defrosting air door (50) is movably connected with the air return piece (40) to control the on-off of the defrosting air duct (430) and the radiating air duct (410); The refrigeration air door (60) is movably connected with the return air piece (40) to control the on-off of the refrigeration air duct (420) and the heat dissipation air duct (410); The refrigerator comprises a refrigerator body, a refrigerating air door (60) and a defrosting air door (50), wherein the refrigerating air door (60) and the defrosting air door (50) are closed when the refrigerator is in a heat dissipation mode, the refrigerating air door (60) is opened when the refrigerator is in a refrigerating mode, the defrosting air door (50) is closed, and the defrosting air door (50) is opened when the refrigerator is in a defrosting mode.
  2. 2. The refrigerator according to claim 1, wherein both ends of the heat dissipation air duct (410) are respectively provided with a first heat dissipation air opening (411) and a second heat dissipation air opening (412), the first heat dissipation air opening (411) is communicated with the press bin (131), and the second heat dissipation air opening (412) is communicated with the evaporation bin (1121); the projection of the condenser (230) and/or the compressor (220) at the bottom of the press bin (131), the projection of the side wall of the first cooling air opening (411) at the bottom of the press bin (131), and the projection of the channel wall of the fluid channel (701) at the bottom of the press bin (131).
  3. 3. The refrigerator according to claim 2, wherein both ends of the defrosting air duct (430) are respectively provided with a first defrosting air port (431) and a second defrosting air port (432), the first defrosting air port (431) is communicated with the heat dissipation air duct (410), the second defrosting air port (432) is communicated with the evaporation bin (1121), and the second defrosting air port (432) is positioned above the first defrosting air port (431); the second cooling air port (412) is located below the second defrosting air port (432).
  4. 4. A refrigerator according to claim 3, characterized in that the second defrost tuyere (432) is directed towards the top of the evaporator (210) and the second heat dissipation tuyere (412) is directed towards the bottom of the evaporator (210).
  5. 5. The refrigerator according to any one of claims 1 to 4, wherein the cooling air duct (420) has a first cooling air port (421) and a second cooling air port (422) at both ends thereof, respectively, the first cooling air port (421) being in communication with the cooling compartment (101), the second cooling air port (422) being in communication with the heat dissipation air duct (410); The refrigeration damper (60) is configured to open or close the second refrigeration tuyere (422).
  6. 6. The refrigerator according to any one of claims 1 to 4, wherein a bottom of the evaporation bin (1121) has a drain opening (1122); The refrigerator further comprises a water receiving disc (80), and the water receiving disc (80) is arranged in the press bin (131); The top end of the communicating piece (70) is communicated with the water outlet (1122), and the bottom end of the communicating piece (70) extends into the water receiving disc (80).
  7. 7. The refrigerator according to claim 6, characterized in that the fluid channel (701) comprises a main channel (702) and a branch channel (703); the main channel (702) extends in a vertical direction; The branch channel (703) extends obliquely relative to the main channel (702), one end of the branch channel (703) is communicated with the main channel (702), and the other end of the branch channel (703) is communicated with the press bin (131).
  8. 8. The refrigerator according to any one of claims 2-4, further comprising a heat dissipation fan (90), the heat dissipation fan (90) being disposed in the press bin (131), a projection of the heat dissipation fan (90) at a bottom of the press bin (131), a projection of a side wall of the first heat dissipation air port (411) at the bottom of the press bin (131), and a projection of a channel wall of the fluid channel (701) at the bottom of the press bin (131), the heat dissipation fan (90) being configured to cause air in the press bin (131) to flow from the fluid channel (701) to the heat dissipation air duct (410).
  9. 9. The refrigerator according to claim 8, characterized in that the case (10) is configured with a heat-dissipating air inlet (132) and a heat-dissipating air outlet (133), the heat-dissipating air inlet (132) and the heat-dissipating air outlet (133) being respectively in communication with the press bin (131); When the heat radiation fan (90) is started, air in the press bin (131) flows from the heat radiation air inlet (132) to the heat radiation air outlet (133).
  10. 10. The refrigerator according to any one of claims 1 to 4, characterized in that the cabinet (10) comprises: A first tank (111); A second tank (112) in which the refrigeration compartment (101) is formed; The air duct assembly (140) is arranged in the first box liner (111) and is enclosed with the first box liner (111) to form the evaporation bin (1121), the air duct assembly (140) is provided with an air supply cavity (1421), and the air supply cavity (1421) is respectively communicated with the evaporation bin (1121) and the refrigeration compartment (101).

Description

Refrigerator with a refrigerator body Technical Field The application relates to the technical field of refrigeration equipment, in particular to a refrigerator. Background The refrigerator is used as an indispensable refrigeration device in families, and the core function of the refrigerator is to realize the temperature regulation and control of a refrigeration compartment through a refrigeration system. During operation of the refrigerator, the compressor and the condenser are key components of the refrigeration system, and when the compressor and the condenser work, a large amount of heat is generated, so that the temperature inside the compressor bin is obviously increased. When the temperature in the press bin is too high, the problems of poor heat dissipation of a condenser, even overheat and stalling of a compressor and the like can be caused, and then the refrigerating efficiency of the refrigerator on the refrigerating compartment is reduced. In order to reduce the temperature in the press bin, a heat dissipation fan is arranged in the press bin by the related refrigerator to dissipate heat of the press bin, and the heat exchange rate between the press bin and the external environment is accelerated by the heat dissipation fan, so that heat dissipation of the press bin is realized. However, there is a problem of low heat dissipation efficiency in dissipating heat to the press bin through the heat dissipation fan. Disclosure of Invention The embodiment of the application provides a refrigerator which can solve the technical problem of low heat dissipation efficiency of a press bin. An embodiment of the present application provides a refrigerator including: the box body is provided with a refrigeration compartment, an evaporation bin and a press bin; the evaporator is arranged in the evaporation bin; the compressor is arranged in the press bin; the condenser is arranged in the press bin; The communication piece is provided with a fluid channel which is respectively communicated with the evaporation bin and the press bin; Return air spare, connect in the box, return air spare structure has: The heat dissipation air duct is communicated with the evaporation bin and the press bin; the refrigerating air duct is communicated with the refrigerating compartment and the radiating air duct; the defrosting air duct is communicated with the evaporation bin and the heat dissipation air duct; The defrosting air door is movably connected with the air return piece to control the on-off of the defrosting air duct and the radiating air duct; The refrigerating air door is movably connected with the air return piece to control the on-off of the refrigerating air channel and the radiating air channel; The refrigerator comprises a refrigerating air door, a defrosting air door, a refrigerating air door, a defrosting air door and a defrosting air door, wherein the refrigerating air door and the defrosting air door are both closed when the refrigerator is in a heat dissipation mode, the refrigerating air door is opened when the refrigerator is in a refrigerating mode, the defrosting air door is closed when the refrigerator is in a defrosting mode, and the defrosting air door is opened when the refrigerator is in the defrosting mode. The refrigerator of the embodiment of the application is characterized in that a heat dissipation air duct, a refrigeration air duct and a defrosting air duct are constructed on an air return piece, the heat dissipation air duct is communicated with an evaporation bin and a press bin, the refrigeration air duct is communicated with a refrigeration compartment and the heat dissipation air duct, the defrosting air duct is communicated with the evaporation bin and the heat dissipation air duct, the defrosting air door is used for controlling the on-off of the defrosting air duct and the heat dissipation air duct, and the refrigerating air door is used for controlling the on-off of the refrigeration air duct and the heat dissipation air duct. When the refrigerator is in a heat dissipation mode, the refrigeration air door and the defrosting air door are both closed, cold air in the evaporation bin flows to the press bin through the fluid channel, exchanges heat with hot air in the press bin, and then flows back to the evaporation bin from the heat dissipation air channel, so that the temperature in the press bin is reduced through the cold of the evaporator. The temperature of the evaporator is far lower than the temperature of the external environment, so that the heat dissipation efficiency of the refrigerator to the press bin can be improved. When the refrigerator is in a refrigerating mode, the refrigerating air door is opened, the defrosting air door is closed, cold air in the refrigerating compartment flows to the radiating air duct through the refrigerating air duct, part of cold air in the radiating air duct flows to the evaporating bin to participate in cold air circulation between the evap